diff options
Diffstat (limited to 'drivers/pwm/pwm-pca9685.c')
| -rw-r--r-- | drivers/pwm/pwm-pca9685.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c index 117fccf7934a..01a6a83f625d 100644 --- a/drivers/pwm/pwm-pca9685.c +++ b/drivers/pwm/pwm-pca9685.c @@ -65,7 +65,6 @@ #define PCA9685_MAXCHAN 0x10 #define LED_FULL (1 << 4) -#define MODE1_RESTART (1 << 7) #define MODE1_SLEEP (1 << 4) #define MODE2_INVRT (1 << 4) #define MODE2_OUTDRV (1 << 2) @@ -117,16 +116,6 @@ static int pca9685_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, udelay(500); pca->period_ns = period_ns; - - /* - * If the duty cycle did not change, restart PWM with - * the same duty cycle to period ratio and return. - */ - if (duty_ns == pca->duty_ns) { - regmap_update_bits(pca->regmap, PCA9685_MODE1, - MODE1_RESTART, 0x1); - return 0; - } } else { dev_err(chip->dev, "prescaler not set: period out of bounds!\n"); |